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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.16)
project(ld-decode-tools)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake_modules")
include(CTest)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
# Options that can be specified with -D
option(USE_QWT
"Use the Qwt library; if OFF, ld-analyse will not be built"
ON
)
# Needed for ezpwd as it uses alternative operators
if(MSVC)
add_compile_options(/permissive-)
endif()
set(USE_QT_VERSION "" CACHE STRING
"Version of Qt to use, 5 or 6 (Which is used by default can vary due to how cmake find functions work, but will often default to Qt6)"
)
# Not working on Windows as of yet. The decoders are able to use ffmpeg binaries instead if needed.
if(NOT WIN32)
option(BUILD_LDF_READER
"build ld_ldf_reader"
ON
)
endif()
option(BUILD_PYTHON
"Build and install ld-decode's Python library and tools"
ON
)
# Check for dependencies
# When using Qt 6.3, you can replace the code block below with qt_standard_project_setup()
set(CMAKE_AUTOMOC ON)
include(GNUInstallDirs)
set(CMAKE_AUTOUIC ON)
set(QT_PACKAGE_NAMES Qt5 Qt6)
if(USE_QT_VERSION)
set(QT_PACKAGE_NAMES Qt${USE_QT_VERSION})
endif()
find_package(QT NAMES ${QT_PACKAGE_NAMES} REQUIRED COMPONENTS Core)
if(USE_QWT)
find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Gui Widgets)
else()
find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Core)
endif()
message(STATUS "Qt Version: ${QT_VERSION}")
# For Qt < 5.15, emulate 5.15's Qt5CoreConfig.cmake, so we don't have to
# specify Qt5/Qt6 elsewhere.
if(QT_VERSION VERSION_LESS 5.15)
function(qt_add_resources outfiles)
qt5_add_resources("${outfiles}" ${ARGN})
set("${outfiles}" "${${outfiles}}" PARENT_SCOPE)
endfunction()
foreach(library Core Gui Widgets)
add_library(Qt::${library} INTERFACE IMPORTED)
set_target_properties(Qt::${library} PROPERTIES
INTERFACE_LINK_LIBRARIES "Qt5::${library}")
endforeach()
endif()
find_package(PkgConfig REQUIRED)
if(USE_QWT)
# try pkg-config first
pkg_check_modules(QWT Qt${QT_VERSION_MAJOR}Qwt6)
if(QWT_FOUND)
# .....
set(QWT_INCLUDE_DIR ${QWT_INCLUDE_DIRS})
set(QWT_LIBRARY ${QWT_LIBRARIES})
else()
find_package(Qwt REQUIRED)
endif()
endif()
pkg_check_modules(FFTW IMPORTED_TARGET fftw3)
if(FFTW_FOUND)
# .....
set(FFTW_INCLUDE_DIR ${FFTW_INCLUDE_DIRS})
set(FFTW_LIBRARY PkgConfig::FFTW)
else()
find_package(FFTW REQUIRED)
endif()
# Get the Git branch and revision
execute_process(
COMMAND git rev-parse --abbrev-ref HEAD
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE GIT_BRANCH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND git log -1 --format=%h
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE GIT_COMMIT_HASH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
add_compile_definitions(APP_BRANCH=\"${GIT_BRANCH}\")
add_compile_definitions(APP_COMMIT=\"${GIT_COMMIT_HASH}\")
# Subdirectories
if(USE_QWT)
add_subdirectory(tools/ld-analyse)
endif()
add_subdirectory(tools/ld-chroma-decoder)
add_subdirectory(tools/ld-chroma-decoder/encoder)
add_subdirectory(tools/ld-disc-stacker)
add_subdirectory(tools/ld-discmap)
add_subdirectory(tools/ld-dropout-correct)
add_subdirectory(tools/ld-export-metadata)
add_subdirectory(tools/ld-lds-converter)
add_subdirectory(tools/ld-process-ac3)
add_subdirectory(tools/ld-process-efm)
add_subdirectory(tools/ld-process-vbi)
add_subdirectory(tools/ld-process-vits)
add_subdirectory(tools/library)
if(BUILD_TESTING)
add_subdirectory(tools/library/filter/testfilter)
add_subdirectory(tools/library/tbc/testlinenumber)
add_subdirectory(tools/library/tbc/testmetadata)
add_subdirectory(tools/library/tbc/testvbidecoder)
add_subdirectory(tools/library/tbc/testvitcdecoder)
include(LdDecodeTests)
endif()
# ld-ldf-reader
if(BUILD_LDF_READER)
pkg_check_modules(LIBAV REQUIRED IMPORTED_TARGET
libavcodec
libavformat
libavutil
)
add_executable(ld-ldf-reader
ld-ldf-reader.c)
target_link_libraries(ld-ldf-reader PkgConfig::LIBAV)
install(TARGETS ld-ldf-reader)
endif()
# Python library and tools
if(BUILD_PYTHON)
find_package(Python3 3.6 REQUIRED COMPONENTS Interpreter)
set(PYTHON_BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR}/python-build)
# python setup.py install seems to behave differently if prefix
# is supplied, requiring setting pythonpath after install.
# If a custom prefix is not set, don't supply prefix at allocate_lock
# /usr/local is the default on linux.
# Install not really tested on windows as of yet.
if(${CMAKE_INSTALL_PREFIX} STREQUAL "/usr/local")
set(PYTHON_PREFIX_LINE "")
else()
message(STATUS "Custom install prefix supplied - you may have to manually specify PYTHONPATH")
set(PYTHON_PREFIX_LINE "--prefix ${CMAKE_INSTALL_PREFIX}")
endif()
add_custom_target(python-build ALL
COMMAND ${PYTHON} ./setup.py --quiet
build --build-base ${PYTHON_BUILD_DIR}
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
# We must run build/egg_info here to specify the directories.
install(CODE "
if(NOT DEFINED ENV{DESTDIR})
set(ENV{DESTDIR} /)
endif()
execute_process(
COMMAND ${PYTHON} ./setup.py --quiet
build --build-base ${PYTHON_BUILD_DIR}
egg_info --egg-base ${CMAKE_CURRENT_BINARY_DIR}
install ${PYTHON_PREFIX_LINE}
--root \$ENV{DESTDIR}
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
")
endif()